static struct
{
	struct
	{
		WREGS w[256];
		BREGS b[256];
	} reg;
	struct
	{
		WREGS w[256];
		BREGS b[256];
	} RM;
} Mod_RM;

#define RegWord(ModRM) cpustate->regs.w[Mod_RM.reg.w[ModRM]]
#define RegByte(ModRM) cpustate->regs.b[Mod_RM.reg.b[ModRM]]

#define GetRMWord(ModRM) \
	((ModRM) >= 0xc0 ? cpustate->regs.w[Mod_RM.RM.w[ModRM]] : ( (*GetEA[ModRM])(cpustate), i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_WORD, I80286_READ), ReadWord( cpustate->ea ) ))

#define PutbackRMWord(ModRM,val)																		\
{																										\
	if (ModRM >= 0xc0) cpustate->regs.w[Mod_RM.RM.w[ModRM]]=val;										\
    else																								\
	{																									\
		i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_WORD, I80286_WRITE);	\
		WriteWord(cpustate->ea,val);																	\
	}																									\
}

#define GetnextRMWord																													\
	(																																	\
	i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->ea + 2 - cpustate->base[cpustate->ea_seg], I80286_WORD, I80286_READ),	\
	ReadWord(cpustate->ea+2)																											\
	)

#define GetRMWordOffset(offs)																						\
		(																											\
		i80286_check_permission(cpustate, cpustate->ea_seg, (UINT16)(cpustate->eo+offs), I80286_WORD, I80286_READ),	\
		ReadWord(cpustate->ea-cpustate->eo+(UINT16)(cpustate->eo+offs))												\
		)

#define GetRMByteOffset(offs)																						\
		(																											\
		i80286_check_permission(cpustate, cpustate->ea_seg, (UINT16)(cpustate->eo+offs), I80286_BYTE, I80286_READ),	\
		ReadByte(cpustate->ea-cpustate->eo+(UINT16)(cpustate->eo+offs))												\
		)

#define PutRMWord(ModRM,val)																			\
{																										\
	if (ModRM >= 0xc0)																					\
		cpustate->regs.w[Mod_RM.RM.w[ModRM]]=val;														\
	else {																								\
		(*GetEA[ModRM])(cpustate);																		\
		i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_WORD, I80286_WRITE);	\
		WriteWord( cpustate->ea ,val);																	\
	}																									\
}

#define PutRMWordOffset(offs, val)																						\
		i80286_check_permission(cpustate, cpustate->ea_seg, (UINT16)(cpustate->eo+offs), I80286_WORD, I80286_WRITE);	\
		WriteWord( cpustate->ea-cpustate->eo+(UINT16)(cpustate->eo+offs), val)

#define PutRMByteOffset(offs, val)																						\
		i80286_check_permission(cpustate, cpustate->ea_seg, (UINT16)(cpustate->eo+offs), I80286_BYTE, I80286_WRITE);	\
		WriteByte( cpustate->ea-cpustate->eo+(UINT16)(cpustate->eo+offs), val)

#define PutImmRMWord(ModRM) 																			\
{																										\
	WORD val;																							\
	if (ModRM >= 0xc0)																					\
		FETCHWORD(cpustate->regs.w[Mod_RM.RM.w[ModRM]])													\
	else {																								\
		(*GetEA[ModRM])(cpustate);																		\
		i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_WORD, I80286_WRITE);	\
		FETCHWORD(val)																					\
		WriteWord( cpustate->ea , val);																	\
	}																									\
}

#define GetRMByte(ModRM) \
	((ModRM) >= 0xc0 ? cpustate->regs.b[Mod_RM.RM.b[ModRM]] : ( (*GetEA[ModRM])(cpustate), i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_BYTE, I80286_READ), ReadByte( cpustate->ea )) )

#define PutRMByte(ModRM,val)																			\
{																										\
	if (ModRM >= 0xc0)																					\
		cpustate->regs.b[Mod_RM.RM.b[ModRM]]=val;														\
	else																								\
	{																									\
		(*GetEA[ModRM])(cpustate);																		\
		i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_BYTE, I80286_WRITE);	\
		WriteByte( cpustate->ea,val);																	\
	}																									\
}

#define PutImmRMByte(ModRM) 																			\
{																										\
	if (ModRM >= 0xc0)																					\
		cpustate->regs.b[Mod_RM.RM.b[ModRM]]=FETCH;														\
	else {																								\
		(*GetEA[ModRM])(cpustate);																		\
		i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_BYTE, I80286_WRITE);	\
		WriteByte( cpustate->ea , FETCH );																\
	}																									\
}

#define PutbackRMByte(ModRM,val)																		\
{																										\
	if (ModRM >= 0xc0)																					\
		cpustate->regs.b[Mod_RM.RM.b[ModRM]]=val;														\
	else																								\
	{																									\
		i80286_check_permission(cpustate, cpustate->ea_seg, cpustate->eo, I80286_BYTE, I80286_WRITE);	\
		WriteByte(cpustate->ea,val);																	\
	}																									\
}

#define DEF_br8(dst,src)					\
	unsigned ModRM = FETCHOP;				\
	unsigned src = RegByte(ModRM);			\
    unsigned dst = GetRMByte(ModRM)

#define DEF_wr16(dst,src)					\
	unsigned ModRM = FETCHOP;				\
	unsigned src = RegWord(ModRM);			\
    unsigned dst = GetRMWord(ModRM)

#define DEF_r8b(dst,src)					\
	unsigned ModRM = FETCHOP;				\
	unsigned dst = RegByte(ModRM);			\
    unsigned src = GetRMByte(ModRM)

#define DEF_r16w(dst,src)					\
	unsigned ModRM = FETCHOP;				\
	unsigned dst = RegWord(ModRM);			\
    unsigned src = GetRMWord(ModRM)

#define DEF_ald8(dst,src)					\
	unsigned src = FETCHOP; 				\
	unsigned dst = cpustate->regs.b[AL]

#define DEF_axd16(dst,src)					\
	unsigned src = FETCHOP; 				\
	unsigned dst = cpustate->regs.w[AX];	\
    src += (FETCH << 8)
